NBCPhiladelphia.com reports that the video of the attack was shared on social media and had been shared more than 54,000 times. It showed a group of girls attack another girl and repeatedly punch her in the head. School officials say the incident occurred on Jan. 27 at Northeast High School.

A video of the attack with a voiceover from the victim speaking out against bullying was posted on Facebook and has been viewed more than 2.2 million times as of Tuesday afternoon.

A spokesperson for the school district said action was taken against students involved in the attack, but did not provide details.

View the video of the attack posted on Facebook by the victim's sister-in-law: